Specifications:

  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (47.4 Inches)
  • Upstream Sensor as listed per applications*
  • Heated
  • 3 wire configuration
  • 2; 1 terminal configuration
  • Replaces dealer part numbers: 35314004, 3531400, 9392762, 258003957, 258 003 957, 077906265A, 077 906 265 A, 034906265F, 034 906 265 F, 034906265D, 034 906 265 D
  • Built and tested to strict quality control standards

* This sensor is used on applications that only use an upstream sensor.

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

If you have a bad O2 sensor causing your vehicle to fail an emission test then this is the part for you.

Install note:

You may be required to reset the vehicle computer after installation of this part.

Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Vehicle Fit

Year Make Model Description
1989-1991Audi 100 Audi 100 L5 2.3L Upstream O2 Oxygen Sensor
1989-1991Audi 100 Quattro Audi 100 Quattro L5 2.3L Upstream O2 Oxygen Sensor
1989-1991Audi 200 Audi 200 L5 2.3L Turbo Upstream O2 Oxygen Sensor
1989-1991Audi 200 Quattro Audi 200 Quattro L5 2.3L Turbo Upstream O2 Oxygen Sensor
1986-1987Audi 4000 Quattro Audi 4000 Quattro L5 2.3L Turbo Upstream O2 Oxygen Sensor
1986-1988Audi 5000 Audi 5000 L5 2.3L Turbo Upstream O2 Oxygen Sensor
1987-1988Audi 5000 Audi 5000 L5 2.3L Upstream O2 Oxygen Sensor
1986-1988Audi 5000 Quattro Audi 5000 Quattro L5 2.3L Turbo Upstream O2 Oxygen Sensor
1987-1988Audi 5000 Quattro Audi 5000 Quattro L5 2.3L Upstream O2 Oxygen Sensor
1988-1990Audi 80 Audi 80 L4 2.0L Upstream O2 Oxygen Sensor
1988-1992Audi 80 Audi 80 L5 2.3L Upstream O2 Oxygen Sensor
1988-1992Audi 80 Quattro Audi 80 Quattro L5 2.3L Upstream O2 Oxygen Sensor
1988-1991Audi 90 Audi 90 L5 2.3L Upstream O2 Oxygen Sensor
1988Audi 90 Audi 90 L4 2.0L Upstream O2 Oxygen Sensor
1988-1991Audi 90 Quattro Audi 90 Quattro L5 2.3L Upstream O2 Oxygen Sensor
1987Audi Coupe Audi Coupe L5 2.3L Upstream O2 Oxygen Sensor
1992-1994Audi S4 Audi S4 L5 2.3L Turbo Upstream O2 Oxygen Sensor
1995-1997Audi S6 Audi S6 L5 2.3L Turbo Upstream O2 Oxygen Sensor
1990-1994Audi V8 Audi V8 Upstream O2 Oxygen Sensor
1986-1994Saab 900 Saab 900 L4 2.0L Turbo Upstream O2 Oxygen Sensor
1991-1994Saab 900 Saab 900 L4 2.1L Upstream O2 Oxygen Sensor
1986-1990Saab 9000 Saab 9000 L4 2.0L Turbo Upstream O2 Oxygen Sensor
1990-1991Saab 9000 Saab 9000 L5 2.3L Upstream O2 Oxygen Sensor
1988-1989Volkswagen Cabriolet VW Cabriolet L4 1.8L Upstream O2 Oxygen Sensor
1987Volkswagen Fox VW Fox L4 1.8L (Built After 6/87 Production Date) Upstream O2 Oxygen Sensor
1988-1990Volkswagen Fox VW Fox L4 1.8L Upstream O2 Oxygen Sensor
1985-1989Volkswagen Golf VW Golf GTI L4 1.8L Upstream O2 Oxygen Sensor
1990-1992Volkswagen Golf VW Golf L4 2.0L Upstream O2 Oxygen Sensor
1988-1989Volkswagen Jetta VW Jetta GLI L4 1.8L Upstream O2 Oxygen Sensor
1990-1992Volkswagen Jetta VW Jetta L4 2.0L Upstream O2 Oxygen Sensor
1990Volkswagen Passat VW Passat L4 2.0L Upstream O2 Oxygen Sensor
1986Volkswagen Quantum VW Quantum Syncro L5 2.3L Upstream O2 Oxygen Sensor
1987-1988Volkswagen Quantum VW Quantum L5 2.3L Upstream O2 Oxygen Sensor
1987-1988Volkswagen Scirocco VW Scirocco L4 1.8L Upstream O2 Oxygen Sensor
1986-1991Volkswagen Vanagon VW Vanagon Upstream O2 Oxygen Sensor

This part replaces:

  • Standard Motor Products SG90
  • OE # 0258003957
Part #: 1AEOS00070


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(03:08 min)